Index 



Monostroma (cont.) 

 angieava, 238. 

 arctieuni, 23fi, 238. 

 areolatum, 236, 240; plate showing, 

 opp. 358 ; figure showing, opp. 

 360. 

 Blyttii, 238, 243. 

 cylindraceum, 238. 

 fnseiim, 236, 238, 242. 

 var. Blyttii, 243, 244. 

 var. splcndens, 242, 243. 

 Grevillei, 236, 237, 238. 

 var. luhriciini, 237. 

 var. Vahlii, 237. 

 groenlandic'uni, 248. 

 latissimuni, 236, 238, 241, 242. 

 leptodermum, 239. 

 lubrifum, 237. 

 orbiculatum, 236, 242. 

 quatornariuni, 236, 240, 241. 

 saeeodeum, 238. 

 splendens, 238, 243. 

 Vahlii, 237. 



zosterieola, 236, 237, 238, 239; fig- 

 ures showing, opp. 336. 

 !Myxopliyceac, 1-138. 

 Myxophykea, 3. 

 Nitella, 289. 

 Nostoe, 90, 92. 

 Linckia, 92. 

 Quoyi, 111. 

 Nostocaceae, 51, 89. 

 Nostoceae, 89. 

 Nostochopsis, 112. 

 Oedogonium, 163. 

 Oscillaria 



margaritifora, 61. 

 neapolitana, 66. 

 submoml)ranacea, 71. 

 Oscillarideae, 52. 

 Oscillatoria, 58. 



acuminata, 59, 65; figure showing, 



opp. 124. 

 amphibia, 63. 

 Bonnemaisonii, 59, 60. 

 brevis, 59, 65. 



var. neapolitana, 66. 

 chalvbea, 59, 67. 

 Corallinae, 59, 62. 

 geminata, 59, 63. 

 laetevirens, 59, 64. 

 limosa, 59. 



margaritifera, 59, 61. 

 nigro-viridis, 59, 62. 

 Okeni, 59, 66. 

 Oseillatoriaceae, 51, 52, 53. 

 Oscillatorieae, 57. 

 Palniclla eoufcrta, 17. 

 Palmclla? tuberculosa, 16. 

 Palmellaceae, 143. 

 Palmelleae, 143. 

 Percursaria, 245, 273, 274. 



percursa, 274; figure showing, opp. 

 336. 



Phormidium, 53, 68. 

 ambiguum, 68, 70. 

 fragile. 68, 69. 

 hormoides, 68, 69; figure .showing, 



opp. 134. 

 laminosum, 90. 

 lucidum, 68, 71 ; figure showing, opp. 



124. 

 submembranaceum, 68, 71. 

 Phycocliroinophyceae, 3. 

 Phycoseris lapathifolia, 265. 

 Linza, 265. 

 lobata, 269. 

 Placoma, 6, 11. 



violacea, 12; figures showing, opp. 

 130. 

 Planosporaceae, 146. 

 Plectonema, 53, 78. 



Battersii, 79 ; figure showing, opp. 



124. 

 Golenkinianum, 80. 

 mirabile, 78. 

 Pleurocapsa, 21, 23, 24, 26, 36. 

 amethystea, 24. 



var. Schmidtii, 31. 

 conferta, 17. 

 entophysaloides, 36, 38; figures 



showing, opp. 130 and 136. 

 fuliginosa, 36, 39. 



gloeocapsoides, 36, 37; figures show- 

 ing, opp. 132. 

 Pleurococcus rufescens, 10. 

 Polycystis, 13. 

 Porphyra, 261. 

 Prasiola, 9, 275, 276. 



borealis, 276, 277, 278; figures .show- 

 ing, opj). 328. 

 calophylla, 276, 277. 

 dolicat^i, 276, 278; figures showing, 



opp. 342, 346, and 348. 

 furfuracea, 278. 

 meridionalis, 276, 278, 279; figure 



showing, opp. 348. 

 tesselata, 278. 

 Principes, 59. 

 Pringslieimia scutata 



f. Cladopborae, 16, 33. 

 Protoeoccales, 142, 143. 

 Protococcoideae, 143. 

 Protococeus 

 rufescens, 10. 

 turgidus, 11. 

 Protosiphon, 154. 

 Protosiphonaceae, 153, 154. 

 Pseudodietyon, 287, 293, 294. 



gcniculatuiii, 293, 294; figures show- 

 ing, opp. 330. 

 Pseudospringsheimia, 287, 296, 297, 

 299. 

 apiculata, 300 ; figures showing, opp. 



342. 

 confluens, 300. 



[379] 



